class_docstr: Tag object associated with a registered model.
code: def from_proto(cls, proto):
      return cls(proto.key, proto.value)
  
file_path: mlflow/mlflow/entities/model_registry/registered_model_tag.py
imports: from mlflow.entities.model_registry._model_registry_entity import _ModelRegistryEntity
  from mlflow.protos.model_registry_pb2 import RegisteredModelTag
label_desc: Use image node_id 5 for calling the RegisteredModelTag obj's underlying member method code with example usage: obj.from_proto(cls, proto) and returns: cls